I did the coating for exhaust manifold and turbo housing...
It does help prevent the heat travelling to radiator,which causes overheating,or aircon shut down...
I would like to buy a Fairlady '05 (unreg) at the price of RM 150k++
If I'm not mistaken, the road tax is RM4k and insurance for another RM4k (correct me if I'm wrong)
I dont know about fuel consumption...